Home / 1,667,400.53-2,499,170.42-766,952.48

Finding the Fourth Proportional to 1,667,400.53, 2,499,170.42 and 766,952.48

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Solution

The fourth proportional to 1,667,400.53, 2,499,170.42 and 766,952.48 is: 1,149,540.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,400.53 : 2,499,170.42 = 766,952.48 : x
  2. Step 2: Convert to fraction form
    1,667,400.53/2,499,170.42 = 766,952.48/x
  3. Step 3: Cross multiply
    1,667,400.53x = 2,499,170.42 × 766,952.48
  4. Step 4: Simplify right side
    1,667,400.53x = 1,916,744,959,726.95
  5. Step 5: Solve for x
    x = 1,916,744,959,726.95/1,667,400.53
  6. Step 6: Final answer
    x = 1,149,540.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.